Remote Code Execution Vulnerability in Microsoft Edge by Microsoft
CVE-2025-21279

6.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft Edge (chromium-based)
Vendor
CVE Published:
6 February 2025

What is CVE-2025-21279?

A vulnerability in Microsoft Edge (Chromium-based) allows attackers to execute arbitrary code due to improper handling of web content. An adversary exploiting this vulnerability could gain the same user rights as the logged-on user, potentially leading to unauthorized access to sensitive data or system modification. Users are advised to apply the latest security updates to mitigate risks.

Affected Version(s)

Microsoft Edge (Chromium-based) Unknown 1.0.0 < 133.0.3065.51

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-21279 : Remote Code Execution Vulnerability in Microsoft Edge by Microsoft